1. Manifolds & Headers Offered
  2. sku: 12369516684415752
  3. MAZDA 327-58351

MAZDA 327-58351 Exhaust Manifold Cast Iron KN411509

fits model: B2600, B2600i. make: Mazda. year: 1989–1993.

327-58351 Mazda 1989-1993 B2600 Exhaust Manifold Cast Iron Oem Kn411509 B2600i B 2600

( Mounting Style: Clamp-on ), ( Items Included: Gasket ), ( Material: Cast Iron ), ( Vintage Part: No ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline ), ( Type: Exhaust Manifold ), ( Ipn: 327-58351 ), ( Features: Polished ), ( Country Of Origin: Japan )

Review MAZDA Exhaust Manifold Cast Iron Oem 2600 fits B2600 B2600I 1989–1993

The Mazda 327-58351 exhaust manifold is a crucial component of the B2600 engine found in Mazda vehicles from 1989 to 1993. This cast iron exhaust manifold, specifically modeled as KN411509 for B2600 and B2600i engines, plays an essential role in the proper functioning of the exhaust system.

This exhaust manifold is meticulously designed to efficiently route exhaust gases away from the engine and into the catalytic converter and muffler. It features a robust cast iron construction, renowned for its durability and heat resistance. The manifold's intricate design ensures a tight seal between the exhaust ports and the manifold, minimizing exhaust leaks and maximizing engine performance.

The exhaust ports on this manifold are precisely engineered for optimal gas flow, reducing backpressure and enhancing the engine's power output. The manifold's design also ensures efficient scavenging, which aids in the quick evacuation of exhaust gases, further improving engine performance and fuel efficiency.

The KN411509 exhaust manifold is a direct replacement for the original equipment, ensuring a perfect fit and easy installation. It is ideal for those seeking to restore their classic Mazda or for enthusiasts looking to enhance their engine's performance through exhaust system upgrades.

In summary, the Mazda 327-58351 KN411509 cast iron exhaust manifold is a crucial component for the B2600 engine found in Mazda vehicles from 1989 to 1993. Its robust cast iron construction, efficient design, and direct fit make it an essential upgrade for those seeking to restore their classic Mazda or improve their engine's performance.

The Mazda B2600 engine, specifically the 1989-1993 models, is known for its durability and reliable performance. However, when it comes to the exhaust manifold, there are both pros and cons to consider before making a purchase.

Pros:

1. Durability: Cast iron exhaust manifolds, like the MAZDA 327-58351 or the KN411509, are known for their strength and durability. They can withstand high temperatures and resist thermal shock, making them a popular choice for high-performance applications.

2. Cost-effective: Compared to other materials like stainless steel, cast iron exhaust manifolds are generally more affordable. This makes them an attractive option for those on a budget.

Cons:

1. Weight: Cast iron exhaust manifolds are heavier than their stainless steel counterparts. This can add extra weight to the vehicle, which can negatively impact fuel economy and performance.

2. Heat transfer: Cast iron manifolds are not as effective at transferring heat as stainless steel manifolds. This means that the catalytic converter may not reach optimal operating temperature as quickly, which can lead to poor emissions performance and reduced fuel efficiency.

3. Corrosion: Cast iron exhaust manifolds are susceptible to corrosion, especially in areas with high humidity or saltwater exposure. This can lead to cracks and leaks over time, requiring expensive repairs.

In conclusion, while a cast iron exhaust manifold like the MAZDA 327-58351 or the KN411509 may offer strength and durability at a lower cost, it also comes with the drawbacks of added weight, reduced heat transfer, and susceptibility to corrosion. Ultimately, the decision to purchase a cast iron exhaust manifold for a Mazda B2600 engine depends on individual priorities and budget constraints.

If weight and emissions performance are a priority, it may be worth considering a stainless steel exhaust manifold. However, if cost is a major factor, and the vehicle will primarily be used for daily driving, a cast iron exhaust manifold may be a suitable and affordable option. It is important to regularly maintain the manifold, including inspecting for signs of corrosion, to ensure its longevity.

specifications maniheader:

  • for models: B2600, B2600i
  • for makes: Mazda
  • for years: 1989-1993
  • mounting style: Clamp-on
  • items included: Gasket
  • material: Cast Iron
  • vintage part: No
  • placement on vehicle: Front
  • fuel type: Gasoline
  • type: Exhaust Manifold
  • interchange part number: 327-58351
  • features: Polished
  • country of origin: Japan

offer maniheader:

  • sold: 0
  • availability: In Stock
  • started: May 19, 2026
  • quantity: 1
  • options: Ship-to-home

general maniheader:

  • Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
  • condition: Used

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seller maniheader:

  • # reviews: 305
  • rating: 100.0%

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  • policy: No Returns

shipping maniheader:

  • cost: $30.00
  • type: Fixed
  • service: Flat Rate Freight
  • class: Freight
for models: b2600, b2600i, for makes: mazda, for years: 1989-1993, mounting style: clamp-on, items included: gasket, vintage part: no, placement on vehicle: front, fuel type: gasoline, type: exhaust manifold, features: polished, country of origin: japan,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, material: cast iron, sku: 12369516684415752,

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